CN1220391C - 图像编码装置、图像译码装置、图像编码方法和图像译码方法 - Google Patents

图像编码装置、图像译码装置、图像编码方法和图像译码方法 Download PDF

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CN1220391C
CN1220391C CNB028024974A CN02802497A CN1220391C CN 1220391 C CN1220391 C CN 1220391C CN B028024974 A CNB028024974 A CN B028024974A CN 02802497 A CN02802497 A CN 02802497A CN 1220391 C CN1220391 C CN 1220391C
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image
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CN1465193A (zh
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閞口俊一
加藤祯笃
小林充
荣藤稔
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NTT Docomo Inc
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    • H04ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/577Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
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    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
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    • H04N19/136Incoming video signal characteristics or properties
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    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
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    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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    • H04N19/17Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
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    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
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    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
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    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
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    • H04N19/82Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
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    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
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    • H04N19/97Matching pursuit coding

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CNB028024974A 2001-06-29 2002-06-28 图像编码装置、图像译码装置、图像编码方法和图像译码方法 Expired - Fee Related CN1220391C (zh)

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US (2) US7747094B2 (fr)
EP (2) EP2458865A3 (fr)
JP (1) JP3964391B2 (fr)
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JPWO2003003749A1 (ja) 2004-10-21
JP3964391B2 (ja) 2007-08-22
CN1465193A (zh) 2003-12-31
EP1404136A4 (fr) 2009-04-22
EP2458865A2 (fr) 2012-05-30
EP1404136A1 (fr) 2004-03-31
EP2458865A3 (fr) 2014-10-01
WO2003003749A1 (fr) 2003-01-09
EP1404136B1 (fr) 2018-04-04
US7747094B2 (en) 2010-06-29
US20040184666A1 (en) 2004-09-23

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